<template>
  <div class="app-container">
    <!-- form表单 -->
    <el-form :model="queryParams" ref="queryForm" size="small" :inline="true" v-show="showSearch">
      <!-- 第一个小项目 -->
      <el-form-item label="试题分类">
        <el-input
          v-model="queryParams.name"
          placeholder="请输入试题分类"
          clearable
          style="width: 240px"
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <!-- 第二个小项目搜索重置按钮 -->
      <el-form-item>
        <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
      </el-form-item>
      <!-- form表单完 -->
    </el-form>
    <!-- 第一行 -->
    <el-row :gutter="10" class="mb8">
      <!-- 一行一列新增按钮 -->
      <el-col :span="1.5">
        <el-button
          type="primary"
          plain
          icon="el-icon-plus"
          size="mini"
          @click="handleAdd"
          v-hasPermi="['system:role:add']"
        >新增</el-button>
      </el-col>
      <!-- 一行二列修改按钮 -->
      <el-col :span="1.5">
        <el-button
          type="success"
          plain
          icon="el-icon-edit"
          size="mini"
          :disabled="single"
          @click="handleUpdate"
          v-hasPermi="['system:role:edit']"
        >修改</el-button>
      </el-col>
      <!-- 一行三列删除按钮 -->
      <el-col :span="1.5">
        <el-button
          type="danger"
          plain
          icon="el-icon-delete"
          size="mini"
          :disabled="multiple"
          @click="handleDelete"
          v-hasPermi="['system:role:remove']"
        >删除</el-button>
      </el-col>
      <!-- 一行四列导出按钮 -->
      <el-col :span="1.5">
        <el-button
          type="warning"
          plain
          icon="el-icon-download"
          size="mini"
          @click="handleExport"
          v-hasPermi="['system:role:export']"
        >导出</el-button>
      </el-col>
      <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>
    <!-- 表格 -->
    <el-table v-loading="loading" :data="roleList" @selection-change="handleSelectionChange">
      <!-- 第一列多选框 -->
      <el-table-column type="selection" width="55" align="center" />
      <!-- 第二列试题分类 -->
      <el-table-column label="试题分类" prop="name" width="600" />
      <!-- 第三列操作（操作包含修改和删除） -->
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        
        <template slot-scope="scope">
          <!-- 操作中的修改 -->
          <el-button
            size="mini"
            type="text"
            icon="el-icon-edit"
            @click="handleUpdate(scope.row)"
            v-hasPermi="['system:role:edit']"
          >修改</el-button>
          <!-- 操作中的删除 -->
          <el-button
            size="mini"
            type="text"
            icon="el-icon-delete"
            @click="handleDelete(scope.row)"
            v-hasPermi="['system:role:remove']"
          >删除</el-button>
        </template>
      </el-table-column>
    </el-table>
    <!-- 标页码 -->
    <pagination
      v-show="total>0"
      :total="total"
      :page.sync="queryParams.pageNum"
      :limit.sync="queryParams.pageSize"
      @pagination="getList"
    />

    <!-- 添加或修改试题分类的时候配置对话框 -->
    <el-dialog :title="title" :visible.sync="open" width="500px" append-to-body>
      <el-form ref="form" :model="form" :rules="rules" label-width="100px">
        <el-form-item label="试题分类" prop="name">
          <el-input v-model="form.name" placeholder="请输入试题分类" />
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>


<!-- 脚本部分 -->
<script>
//首先导入label.js中的增删改查的请求
import {listLabel,saveLabel,deleteById,selectById} from '@/api/system/label';

export default {
  name: "Role",
  dicts: ['sys_normal_disable'],
  data() {
    return {
      // 遮罩层
      loading: true,
      // 选中数组
      ids: [],
      // 非单个禁用
      single: true,
      // 非多个禁用
      multiple: true,
      // 显示搜索条件
      showSearch: true,
      // 总条数
      total: 0,
      // 角色表格数据
      roleList: [],
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
     
      // 查询参数
      queryParams: {
        pageNum: 1,
        pageSize: 10,
        roleName: undefined,
        roleKey: undefined,
        status: undefined
      },
      // 表单参数
      form: {},
      defaultProps: {
        children: "children",
        label: "label"
      },
      // 表单校验
      rules: {
        name: [
          { required: true, message: "名称不能为空", trigger: "blur" }
        ]
      }
    };
  },
  created() {
    this.getList();
  },
  methods: {
    /** 查询角色列表 */
    getList() {
      this.loading = true;
      listLabel(this.queryParams).then(response => {
          this.roleList = response.rows;
          this.total = response.total;
          this.loading = false;
        }
      );
    },

    // 取消按钮
    cancel() {
      this.open = false;
      this.reset();
    },
 
    // 表单重置
    reset() {
      if (this.$refs.menu != undefined) {
        this.$refs.menu.setCheckedKeys([]);
      }
      this.menuExpand = false,
      this.menuNodeAll = false,
      this.deptExpand = true,
      this.deptNodeAll = false,
      this.form = {
        roleId: undefined,
        roleName: undefined,
        roleKey: undefined,
        roleSort: 0,
        status: "0",
        menuIds: [],
        deptIds: [],
        menuCheckStrictly: true,
        deptCheckStrictly: true,
        remark: undefined
      };
      this.resetForm("form");
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.queryParams.pageNum = 1;
      this.getList();
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.dateRange = [];
      this.resetForm("queryForm");
      this.handleQuery();
    },
    // 多选框选中数据
    handleSelectionChange(selection) {
      this.ids = selection.map(item => item.id)
      this.single = selection.length!=1
      this.multiple = !selection.length
    },

    /** 新增按钮操作 */
    handleAdd() {
      this.reset();
      this.open = true;
      this.title = "添加试题分类";
    },
    /** 修改按钮操作 */
    handleUpdate(row) {
      this.reset();

      const roleId = row.id || this.ids

      selectById(roleId).then(resp=>{
        this.form=resp.data
        this.open=true
        this.title='编辑标签信息'
      })
     
    },


    /** 提交按钮 */
    submitForm: function() {
      this.$refs["form"].validate(valid => {
        if (valid) {
          //发个异步请求保存
          saveLabel(this.form).then(resp=>{
            if(resp.data){
              this.$modal.msgSuccess("操作成功");
              this.open=false
              this.getList();
            }
          })
        }
      });
    },

    /** 删除按钮操作 */
    handleDelete(row) {
      const roleIds = row.id || this.ids;
      this.$modal.confirm('是否确认删除标签编号为"' + roleIds + '"的数据项？').then(function() {
        return deleteById(roleIds);
      }).then(() => {
        this.getList();
        this.$modal.msgSuccess("删除成功");
      }).catch(() => {});
    },
    /** 导出按钮操作 */
    handleExport() {
      this.download('system/role/export', {
        ...this.queryParams
      }, `role_${new Date().getTime()}.xlsx`)
    }
  }
};
</script>
